1. Technical University of Denmark, Department of Physics, Kgs. Lyngby, Denmark
2. University of Milano Bicocca, Department of Physics, Milano, Italy
3. Istituto di Fisica del Plasma, Consiglio Nazionale delle Ricerche, Milano, Italy
4. Max-Planck-Institut für Plasmaphysik, Garching, Germany
5. Uppsala University, Department of Physics and Astronomy, Uppsala, Sweden
6. ISIS Facility, Science and Technology Facilities Council, Rutherford Appleton Laboratory, Didcot, United Kingdom
7. CCFE, Culham Science Centre, Abingdon, Oxon, United Kingdom
8. Aalto University, Department of Applied Physics, Aalto, Finland
9. NERSC, Lawrence Berkeley National Laboratory, Berkeley, California
10. Max-Planck-Institut für Plasmaphysik, Greifswald, Germany